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 Multiple Choice QuestionsMultiple Choice Questions

301.

Which of the following is not the product of dehydration of 

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302.

Given are cyclohexanol (I), acetic acid (II), 2,4,6-trinitropenol (III) and phenol (IV). In these, the order of decreasing acidic character will be

  • III > II> IV> I

  • II > III> I > IV

  • II > III> IV> I 

  • II > III> IV> I 

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303.

Which one of the following compounds has the most acidic nature? 

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304.

Which one is most reactive towards electrophilic reagent?

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305.

Among the following four compounds

A) Phenol 
B) Methyl Phenol
C) meta - nitrophenol
D) para-nitrophenol

the acidity order is

  • D > C > A > B

  • C > D > A> B

  • A > D > C > B

  • A > D > C > B

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306.

Consider the following reaction,


Phenol space rightwards arrow with Zn space dust on top space straight X space rightwards arrow from Anhydrous space AlCl subscript 3 to CH subscript 3 Cl of space straight Y space rightwards arrow with Alkaline space KMnO subscript 4 on top straight Z comma
the product,Z,is

  • toluene

  • benzaldehyde

  • benzoic acid

  • benzoic acid

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307.

Which one of the following is most reactive towards electrophilic attack? 

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308.

The reaction: 


Which of the following compounds will be formed ?


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309.

The order of decreasing reactivity towards an electrophilic reagent, for the following:

i) Benzene
ii) Toluene
iii) Chlorobenzene
iv) Phenol

would be:

  • (i) > (ii) > (iii) > (iv)

  • (ii) > (iv) > (i) > (iii)

  • (iv) > (iii) > (ii) >(i)

  • (iv) > (iii) > (ii) >(i)


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310.

The major organic product in the reaction,

CH3 -O- CH(CH3)2 + HI → Product is:

  • CH3OH + (CH3)2 + CHI

  • ICH2OCH(CH3)2

  • CH3O CI(CH3)2

  • CH3O CI(CH3)2


D.

CH3O CI(CH3)2


In the case of unsymmetrical ether, the alkyl halide is always formed from a smaller alkyl group. This happens so because I- ion being larger in size approaches smaller alkyl group to avoid steric hindrance.
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